I need help I will give brainlist

Rectangle leg this 11feet and perimeter of 38feet what is the width of the rectangle in feet

Is the product of two rational numbers irrational or rational? first, make a hypothesis by multiplying two rational numbers. then, use variables such as x=a/b and y=c/d and the closure property of integers to prove your hypothesis.

Rationalize the denominator- 12x/√x-10